Fiber optic connector dust cap



FIG. 1 is a front perspective view of one embodiment of a fiber optic connector dust cap showing my new design;

FIG. 2 is a front elevational view thereof, the back, left side, and right side views being the same; and,

FIG. 3 is a top view thereof. 

The ornamental design for a fiber optic connector dust cap, as shown and described. 